UCSBarchlab/PyRTL
A collection of classes providing simple hardware specification, simulation, tracing, and testing suitable for teaching and research. Simplicity, usability, clarity, and extensibility are the overarching goals, rather than performance or optimization.
⚡ Executive Summary & Quick Facts
Authoritative SourcePyRTL is PyRTL is an open-source project written in Python: A collection of classes providing simple hardware specification, simulation, tracing, and testing suitable for teaching and research. Simplicity, usability, clarity, and extensibility are the overarching goals, rather than performance or optimization..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), UCSBarchlab/PyRTL has accumulated 304 GitHub stars and 95 forks. It is written in Python, licensed under BSD-3-Clause, and ranks #15,839 globally. It is actively maintained with the latest commit recorded on Oct 12, 2026.”
| Repository | UCSBarchlab/PyRTL ↗ |
|---|---|
| Primary Category | hdl |
| Language & Stack | Python |
| Software License | BSD-3-Clause |
| Community Traction | ★ 304 stars · ⑂ 95 forks · #15,839 globally |
| Maintenance | ● Active (Last commit: Oct 12, 2026) · 20 open issues |
| Target Audience | Developers and engineering teams building with Python, seeking reliable, tested, and actively maintained tooling for production workloads. |
🛡️ Repository Maintenance & Health Audit (2026)
Health Score: 88/100 · Grade AYes, PyRTL is actively maintained. Continuous telemetry recorded the last code commit on Oct 12, 2026 (31 days ago). Supported by 304 stars and 95 community forks, this repository holds a calculated health index of 88/100, reflecting regular maintenance (31 days ago) and healthy issue cadence.
Star History
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+0
STARS · LAST 30 DAYS
1
PER DAY
#2,122
MOST-STARRED Python
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +0 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +0 | +10 |
PyRTL gained 0 stars in the last 30 days, about 1 a day, and now has 304. It is about 13 years old and has averaged roughly 23 stars a year. It ranks #2,122 among Python repositories and #15,839 across all languages on GitHubRepo.
Trending Record
27
DAYS ON TRENDING
#9602
BEST RANK
Oct 12, 2026
FIRST APPEARANCE
Active
STATUS TODAY
PyRTL has maintained a continuous presence across global trending indexes, peaking at #9602. Below is the 30-day activity profile:
💡 Overview
PyRTL is an open-source project written in Python: A collection of classes providing simple hardware specification, simulation, tracing, and testing suitable for teaching and research. Simplicity, usability, clarity, and extensibility are the overarching goals, rather than performance or optimization.
Engineered for speed, consistency, and developer ease, it solves common hurdles in hdl, pyrtl, python. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
⚡ Key Features
Optimized execution pipeline written in Python for predictable speed.
Zero-friction configuration with comprehensive sensible defaults out of the box.
Cross-platform runtime support across Linux, macOS, and Windows environments.
Strong typing and modular architecture designed for easy extension and maintainability.
Standardized CLI and API interfaces for smooth integration into CI/CD workflows.
Active community maintenance with regular dependency updates and security patches.
📥 Installation
$ pip install PyRTL⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Python >= 3.9, pip, virtualenv
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
PyRTL coordinates its core functionality through a modular Python pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.
🎯 Production Use Cases
Production System Integration
Embed PyRTL into Python backend services to handle core application logic.
CI/CD Automated Pipelines
Run automated validation, builds, and integration suites during deployments.
Developer Tooling & Workflows
Accelerate developer onboarding with pre-configured project utilities.
Open Source Extension
Fork and customize internal modules under the repository's open BSD-3-Clause license.
🚀 Getting Started
Install PyRTL using your package manager: `pip install PyRTL`
Initialize your project workspace or configuration file for PyRTL.
Import PyRTL into your codebase or invoke it directly from your terminal.
Execute your test suite or run `PyRTL --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with Python, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
UCSBarchlab/PyRTL is currently ranked #15,839 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #15,818 | swellweb/targetBridge | Swift | ★ 305 | Compare ↗ |
| #15,818 | robzilla1738/harness-terminal | Swift | ★ 305 | Compare ↗ |
| #15,818 | musicastudio/FSVR | C++ | ★ 305 | Compare ↗ |
| #15,818 | xevrion/gyotaku | Rust | ★ 305 | Compare ↗ |
| #15,818 | Galaxy-rio/GraceLauncher | Kotlin | ★ 305 | Compare ↗ |
| #15,839 | UCSBarchlab/PyRTL This Project | Python | ★ 304 | |
| #15,839 | jcrosby/cloudkit | Ruby | ★ 304 | Compare ↗ |
| #15,839 | jlouis/etorrent | Erlang | ★ 304 | Compare ↗ |
| #15,839 | scrubber/scrubyt | JavaScript | ★ 304 | Compare ↗ |
| #15,839 | davisp/python-spidermonkey | C | ★ 304 | Compare ↗ |
| #15,839 | ella/ella | Python | ★ 304 | Compare ↗ |
Frequently Asked Questions
What does PyRTL do? +
A collection of classes providing simple hardware specification, simulation, tracing, and testing suitable for teaching and research. Simplicity, usability, clarity, and extensibility are the overarching goals, rather than performance or optimization.
Is PyRTL actively maintained in 2026? +
Yes, PyRTL is actively maintained. The latest code push was recorded on Oct 12, 2026 (31 days ago). It holds a calculated Maintenance Health Score of 88/100 (A rating) with 304 stars and 20 open issues.
What language is PyRTL written in? +
The primary language is Python. Topics include: hdl, pyrtl, python, rtl.
How many stars does PyRTL have? +
PyRTL has 304 stars and 95 forks on GitHub.
How does PyRTL rank among GitHub repositories? +
With 304 stars, UCSBarchlab/PyRTL is ranked #15,839 globally across all repositories tracked on GitHubRepo and #2,122 among Python projects.
What license is PyRTL distributed under? +
The repository reports a BSD-3-Clause license. Always verify the repository LICENSE file for legal terms.
